US3142597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making pneumatic tires
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1961-05-29
•
Granted: 1964-07-28
•
Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Malcolm G Anderson
- 👤 Joseph S Hawkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:38
CPC Classifications
B; B60; B60C; B60C5/00; B60C5/01; B29; B29D; B29D30/00; B29D30/06; B29D30/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A METHOD OF MAKING PNEUMATIC TIRES COMPRISING, FORMING TWO CIRCULAR PIECES AND ONE CYLINDRICAL PIECE OF RUBBER, BEVELLING THE ENDS OF SAID CYCLINDRICAL PIECE SO THAT THE LENGTH THEREOF AT THE INTERNAL DIAMETER IS GREATER THAN THE LENGTH THEREOG AT THE EXTERNAL DIAMETER, PLACING ONE OF SAID CIRCULAR PIECES CONCENTRICALLY IN CONTACT WITH EACH BEVELED END OF SAID CYLINDRICAL PIECE, APPLYING FORCE AGAINST SAID CIRCULAR PICES IN A DIRECTION AXIALLY OF
Claim 2
Independent Claim
71 words
A METHOD OF MAKING PNEUMATIC TIRES COMPRISING, FORMING TWO CIRCULAR PIECES AND ONE CYLINDRICAL PIECE OF RUBBER, BEVELLING THE ENDS OF SAID CYCLINDRICAL PIECE SO THAT THE LENGTH THEREOF AT THE INTERNAL DIAMETER IS GREATER THAN THE LENGTH THEREOG AT THE EXTERNAL DIAMETER, PLACING ONE OF SAID CIRCULAR PIECES CONCENTRICALLY IN CONTACT WITH EACH BEVELED END OF SAID CYLINDRICAL PIECE, APPLYING FORCE AGAINST SAID CIRCULAR PICES IN A DIRECTION AXIALLY OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |